ROCK PAPER SCISSORS TASK3.py

# Rock-Paper-Scissors Game
import random

def determine_winner(user_choice, computer_choice):
    if user_choice == computer_choice:
        return "It's a tie"
    elif (user_choice == 'rock' and computer_choice == 'scissors') or \
         (user_choice == 'scissors' and computer_choice == 'paper') or \
         (user_choice == 'paper' and computer_choice == 'rock'):
        return "You win!"
    else:
        return "You lose!"

def play_game():
    user_score = 0
    computer_score = 0
    play_again = True

    while play_again:
        print("\nWelcome to Rock-Paper-Scissors Game")
        print("Please choose: rock, paper, or scissors")

        user_choice = input("Your choice: ").lower()

        if user_choice not in ['rock', 'paper', 'scissors']:
            print("Invalid choice. Please try again.")
            continue

        choices = ['rock', 'paper', 'scissors']
        computer_choice = random.choice(choices)

        print(f"\nYou chose: {user_choice}")
        print(f"Computer chose: {computer_choice}")

        result = determine_winner(user_choice, computer_choice)
        print(result)

        if result == "You win!":
            user_score += 1
        elif result == "You lose!":
            computer_score += 1

        print(f"\nScores -> You: {user_score} | Computer: {computer_score}")

        play_again_input = input("Do you want to play again? (yes/no): ").lower()
        play_again = play_again_input == 'yes'

    print("\nThanks for playing! Final scores:")
    print(f"You: {user_score} | Computer: {computer_score}")

play_game()